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<FONT color="green">001</FONT>    /* <a name="line.1"></a>
<FONT color="green">002</FONT>     Copyright 2009 Regents of the University of Colorado.  <a name="line.2"></a>
<FONT color="green">003</FONT>     All rights reserved. <a name="line.3"></a>
<FONT color="green">004</FONT>    <a name="line.4"></a>
<FONT color="green">005</FONT>     Licensed under the Apache License, Version 2.0 (the "License"); <a name="line.5"></a>
<FONT color="green">006</FONT>     you may not use this file except in compliance with the License. <a name="line.6"></a>
<FONT color="green">007</FONT>     You may obtain a copy of the License at <a name="line.7"></a>
<FONT color="green">008</FONT>    <a name="line.8"></a>
<FONT color="green">009</FONT>     http://www.apache.org/licenses/LICENSE-2.0 <a name="line.9"></a>
<FONT color="green">010</FONT>    <a name="line.10"></a>
<FONT color="green">011</FONT>     Unless required by applicable law or agreed to in writing, software <a name="line.11"></a>
<FONT color="green">012</FONT>     distributed under the License is distributed on an "AS IS" BASIS, <a name="line.12"></a>
<FONT color="green">013</FONT>     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <a name="line.13"></a>
<FONT color="green">014</FONT>     See the License for the specific language governing permissions and <a name="line.14"></a>
<FONT color="green">015</FONT>     limitations under the License.<a name="line.15"></a>
<FONT color="green">016</FONT>    */<a name="line.16"></a>
<FONT color="green">017</FONT>    <a name="line.17"></a>
<FONT color="green">018</FONT>    package org.uimafit.util;<a name="line.18"></a>
<FONT color="green">019</FONT>    <a name="line.19"></a>
<FONT color="green">020</FONT>    import org.apache.uima.cas.FSIndex;<a name="line.20"></a>
<FONT color="green">021</FONT>    import org.apache.uima.cas.FSIterator;<a name="line.21"></a>
<FONT color="green">022</FONT>    import org.apache.uima.jcas.JCas;<a name="line.22"></a>
<FONT color="green">023</FONT>    import org.apache.uima.jcas.tcas.Annotation;<a name="line.23"></a>
<FONT color="green">024</FONT>    /**<a name="line.24"></a>
<FONT color="green">025</FONT>     * @author Steven Bethard, Philip Ogren<a name="line.25"></a>
<FONT color="green">026</FONT>     */<a name="line.26"></a>
<FONT color="green">027</FONT>    <a name="line.27"></a>
<FONT color="green">028</FONT>    public class AnnotationRetrieval {<a name="line.28"></a>
<FONT color="green">029</FONT>    <a name="line.29"></a>
<FONT color="green">030</FONT>            /**<a name="line.30"></a>
<FONT color="green">031</FONT>             * This method exists simply as a convenience method for unit testing. It is<a name="line.31"></a>
<FONT color="green">032</FONT>             * not very efficient and should not, in general be used outside the context<a name="line.32"></a>
<FONT color="green">033</FONT>             * of unit testing.<a name="line.33"></a>
<FONT color="green">034</FONT>             * <a name="line.34"></a>
<FONT color="green">035</FONT>             * @param jCas<a name="line.35"></a>
<FONT color="green">036</FONT>             * @param cls<a name="line.36"></a>
<FONT color="green">037</FONT>             * @param index<a name="line.37"></a>
<FONT color="green">038</FONT>             *            this can be either positive (0 corresponds to the first<a name="line.38"></a>
<FONT color="green">039</FONT>             *            annotation of a type) or negative (-1 corresponds to the last<a name="line.39"></a>
<FONT color="green">040</FONT>             *            annotation of a type.)<a name="line.40"></a>
<FONT color="green">041</FONT>             */<a name="line.41"></a>
<FONT color="green">042</FONT>            public static &lt;T extends Annotation&gt; T get(JCas jCas, Class&lt;T&gt; cls, int index) {<a name="line.42"></a>
<FONT color="green">043</FONT>                    int type;<a name="line.43"></a>
<FONT color="green">044</FONT>                    try {<a name="line.44"></a>
<FONT color="green">045</FONT>                            type = (Integer) cls.getField("type").get(null);<a name="line.45"></a>
<FONT color="green">046</FONT>                    }<a name="line.46"></a>
<FONT color="green">047</FONT>                    catch (IllegalAccessException e) {<a name="line.47"></a>
<FONT color="green">048</FONT>                            throw new RuntimeException();<a name="line.48"></a>
<FONT color="green">049</FONT>                    }<a name="line.49"></a>
<FONT color="green">050</FONT>                    catch (NoSuchFieldException e) {<a name="line.50"></a>
<FONT color="green">051</FONT>                            throw new RuntimeException();<a name="line.51"></a>
<FONT color="green">052</FONT>                    }<a name="line.52"></a>
<FONT color="green">053</FONT>    <a name="line.53"></a>
<FONT color="green">054</FONT>                    // TODO we should probably iterate from the end rather than<a name="line.54"></a>
<FONT color="green">055</FONT>                    // iterating forward from the beginning.<a name="line.55"></a>
<FONT color="green">056</FONT>                    FSIndex fsIndex = jCas.getAnnotationIndex(type);<a name="line.56"></a>
<FONT color="green">057</FONT>                    if (index &lt; 0) index = fsIndex.size() + index;<a name="line.57"></a>
<FONT color="green">058</FONT>    <a name="line.58"></a>
<FONT color="green">059</FONT>                    if (index &lt; 0 || index &gt;= fsIndex.size()) return null;<a name="line.59"></a>
<FONT color="green">060</FONT>                    FSIterator iterator = fsIndex.iterator();<a name="line.60"></a>
<FONT color="green">061</FONT>                    Object returnValue = iterator.next();<a name="line.61"></a>
<FONT color="green">062</FONT>                    for (int i = 0; i &lt; index; i++) {<a name="line.62"></a>
<FONT color="green">063</FONT>                            returnValue = iterator.next();<a name="line.63"></a>
<FONT color="green">064</FONT>                    }<a name="line.64"></a>
<FONT color="green">065</FONT>                    return cls.cast(returnValue);<a name="line.65"></a>
<FONT color="green">066</FONT>            }<a name="line.66"></a>
<FONT color="green">067</FONT>    <a name="line.67"></a>
<FONT color="green">068</FONT>    }<a name="line.68"></a>




























































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